Home / 26,487.32-36,584.88-19,802.66

Finding the Fourth Proportional to 26,487.32, 36,584.88 and 19,802.66

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Solution

The fourth proportional to 26,487.32, 36,584.88 and 19,802.66 is: 27,351.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,487.32 : 36,584.88 = 19,802.66 : x
  2. Step 2: Convert to fraction form
    26,487.32/36,584.88 = 19,802.66/x
  3. Step 3: Cross multiply
    26,487.32x = 36,584.88 × 19,802.66
  4. Step 4: Simplify right side
    26,487.32x = 724,477,939.78
  5. Step 5: Solve for x
    x = 724,477,939.78/26,487.32
  6. Step 6: Final answer
    x = 27,351.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.